Her (2013) Trailer

Joaquin Phoenix stars as a lonely writer who strikes up a relationship with a Siri-like character (voiced by Scarlett Johansson) who personifies a new software operating system designed to meet his every need.

The rest of the cast includes Amy Adams, Olivia Wilde, Rooney Mara and Chris Pratt.

Directed and written by Spike Jonze, Her is scheduled to premiere in theaters on November 20, 2013.